Preferred Label : Primary achalasia;
ICD-11 definition : Idiopathic achalasia is a primary esophageal motor disorder characterised by esophageal
aperistalsis and an absence of lower esophageal sphincter (LES) relaxation in response
to deglutition. It is characterized predominantly by dysphagia to solids and liquids,
bland regurgitation, and chest pain.;
ICD-11 synonym : Idiopathic achalasia; Non-Chagas achalasia;
Origin ID : 396058084;
Automatic exact mappings (from CISMeF team)
Idiopathic achalasia is a primary esophageal motor disorder characterised by esophageal
aperistalsis and an absence of lower esophageal sphincter (LES) relaxation in response
to deglutition. It is characterized predominantly by dysphagia to solids and liquids,
bland regurgitation, and chest pain.
